CVE-2020-12497
CVSS V2 Medium 6.8
CVSS V3 High 7.8
Description
PLCopen XML file parsing in Phoenix Contact PC Worx and PC Worx Express version 1.87 and earlier can lead to a stack-based overflow. Manipulated PC Worx projects could lead to a remote code execution due to insufficient input data validation.
Overview
- CVE ID
- CVE-2020-12497
- Assigner
- info@cert.vde.com
- Vulnerability Status
- Analyzed
- Published Version
- 2020-07-01T16:15:12
- Last Modified Date
- 2023-01-28T01:36:57
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:phoenixcontact:pc_worx:*:*:*:*:*:*:*:* | 1 | OR | 1.87 | |
| cpe:2.3:a:phoenixcontact:pc_worx_express:*:*:*:*:*:*:*:* | 1 | OR | 1.87 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 6.8
- Severity
- MEDIUM
- Exploitability Score
- 8.6
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 7.8
- Base Severity
- HIGH
- Exploitability Score
- 1.8
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://cert.vde.com/de-de/advisories/vde-2020-023 | Vendor Advisory |
| https://www.zerodayinitiative.com/advisories/ZDI-20-825/ | Third Party Advisory |
| https://www.zerodayinitiative.com/advisories/ZDI-21-398/ |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-12497 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12497 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 07:17:40 | Added to TrackCVE | |||
| 2022-12-04 19:04:30 | 2020-07-01T16:15Z | 2020-07-01T16:15:12 | CVE Published Date | updated |
| 2022-12-04 19:04:30 | 2021-03-31T10:15:12 | CVE Modified Date | updated | |
| 2022-12-04 19:04:30 | Undergoing Analysis | Vulnerability Status | updated | |
| 2023-01-28 02:10:09 | 2023-01-28T01:36:57 | CVE Modified Date | updated | |
| 2023-01-28 02:10:09 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |
| 2023-01-28 02:10:09 | Weakness Enumeration | update |